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package com.lrogzin.memo.UI;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.database.Cursor;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.graphics.Color;
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import android.graphics.drawable.BitmapDrawable;
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import android.graphics.drawable.Drawable;
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import android.os.Bundle;
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import android.support.v7.app.AppCompatActivity;
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import android.view.View;
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import android.widget.Button;
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import android.widget.CheckBox;
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import android.widget.CompoundButton;
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import android.widget.EditText;
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import android.widget.ImageView;
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import android.widget.TextView;
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import android.widget.Toast;
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import com.lrogzin.memo.DB.UserDao;
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import com.lrogzin.memo.R;
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import com.lrogzin.memo.Util.EditTextClearTools;
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import com.lrogzin.memo.Util.PermissionsUtil;
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import de.hdodenhof.circleimageview.CircleImageView;
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public class LoginActivity extends AppCompatActivity {
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private EditText userName,passWord;
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private ImageView unameClear,pwdClear;
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private TextView touristLogin,userReg;
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private CheckBox rememberPw,autoLogin;
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private CircleImageView iv_icon;
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private Button login;
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private UserDao userdao;
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private SharedPreferences sp;
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private SharedPreferences.Editor ed;
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private static final int TIME_INTERVAL = 2000;
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private long mBackPressed;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_login);
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PermissionsUtil.checkAndRequestPermissions(this);
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init();//初始化组件
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loadSP();//读取SharedPreferences数据
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ViewClick();//注册组件点击事件
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}
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private void init(){
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userName = (EditText) findViewById(R.id.et_userName);
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passWord = (EditText) findViewById(R.id.et_password);
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unameClear = (ImageView) findViewById(R.id.iv_unameClear);
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pwdClear = (ImageView) findViewById(R.id.iv_pwdClear);
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iv_icon= (CircleImageView) findViewById(R.id.iv_icon);
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touristLogin = (TextView) findViewById(R.id.link_tourist);
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userReg = (TextView) findViewById(R.id.link_signup);
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login= (Button) findViewById(R.id.btn_login);
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rememberPw= (CheckBox) findViewById(R.id.remember_pw);
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autoLogin= (CheckBox) findViewById(R.id.auto_login);
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EditTextClearTools.addClearListener(userName,unameClear);
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EditTextClearTools.addClearListener(passWord,pwdClear);
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}
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private void loadSP() {
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sp = getSharedPreferences("userInfo", 0);
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ed = sp.edit();
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boolean remember_Pw =sp.getBoolean("REMEMBER_PW", false);
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boolean auto_Login =sp.getBoolean("AUTO_LOGIN", false);
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rememberPw.setChecked(remember_Pw);
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autoLogin.setChecked(auto_Login);
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String names=sp.getString("USER_NAME","");
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String passwords=sp.getString("PASSWORD", "");
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if(remember_Pw){
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userName.setText(names);
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passWord.setText(passwords);
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Bitmap bt = BitmapFactory.decodeFile("/sdcard/Memo/" + names + "head.jpg");// 从SD卡中找头像，转换成Bitmap
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if (bt != null) {
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@SuppressWarnings("deprecation")
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Drawable drawable = new BitmapDrawable(bt);// 转换成drawable
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iv_icon.setImageDrawable(drawable);
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} else {
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//如果SD里面没有就使用默认头像
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}
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}
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Intent intent=getIntent();
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if(intent.getStringExtra("code")!=null){
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if(intent.getStringExtra("code").equals("relogin")){
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auto_Login=false;
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}
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}
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if(auto_Login){
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login();
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}
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}
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private void login() {
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userdao = new UserDao(LoginActivity.this);
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final String username=userName.getText().toString();
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final String password=passWord.getText().toString();
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if(username.isEmpty()){
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Toast.makeText(getApplicationContext(),"帐号不能为空",Toast.LENGTH_LONG).show();
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return;
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}else if(password.isEmpty()){
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Toast.makeText(getApplicationContext(),"密码不能为空",Toast.LENGTH_LONG).show();
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return;
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}
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Cursor cursor = userdao.query(username.trim(), password.trim());
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if (cursor.moveToNext()) {
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Intent intent = new Intent();
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intent.setClass(LoginActivity.this,MainActivity.class);
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intent.putExtra("login_user",username);
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cursor.close();
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if(rememberPw.isChecked()){
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ed.putString("USER_NAME", username);
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ed.putString("PASSWORD", password);
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ed.putBoolean("REMEMBER_PW",true);
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ed.commit();
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}
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if(autoLogin.isChecked()){
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ed.putBoolean("AUTO_LOGIN",true);
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ed.commit();
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}
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startActivity(intent);
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finish();
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}else{
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// AlertDialog.Builder builder=new AlertDialog.Builder(LoginActivity.this);
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// builder.setMessage("找不到该用户或者密码错误，是否注册该用户?");
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// builder.setTitle("是否注册");
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// builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
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// @Override
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// public void onClick(DialogInterface dialog, int which) {
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// userdao.insertUser(username,password);
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// Toast.makeText(LoginActivity.this, "注册成功，请尝试登录", Toast.LENGTH_SHORT).show();
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// }
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// });
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// builder.setNegativeButton("取消",null);
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// builder.create().show();
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Toast.makeText(LoginActivity.this, "密码验证失败，请重新验证登录", Toast.LENGTH_SHORT).show();
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}
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}
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private void goReg() {
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userReg.setTextColor(Color.rgb(0, 0, 0));
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Intent intent = new Intent(getApplicationContext(), RegActivity.class);
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startActivity(intent);
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finish();
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overridePendingTransition(R.anim.push_left_in, R.anim.push_left_out);
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}
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private void ViewClick() {
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userReg.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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goReg();
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}
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});
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login.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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login();
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}
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});
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touristLogin.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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Intent intent = new Intent();
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intent.setClass(LoginActivity.this,MainActivity.class);
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intent.putExtra("login_user","tourist");
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startActivity(intent);
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}
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});
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autoLogin.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
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@Override
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public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
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if(autoLogin.isChecked()){
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rememberPw.setChecked(true);
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}
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ed.putBoolean("AUTO_LOGIN",autoLogin.isChecked());
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ed.commit();
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}
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});
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rememberPw.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
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@Override
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public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
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ed.putBoolean("REMEMBER_PW",rememberPw.isChecked());
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ed.commit();
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}
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});
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}
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@Override
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public void onBackPressed()
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{
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if (mBackPressed + TIME_INTERVAL > System.currentTimeMillis())
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{
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super.onBackPressed();
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System.exit(0);
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return;
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}
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else { Toast.makeText(getBaseContext(), "再按一次返回退出程序", Toast.LENGTH_SHORT).show(); }
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mBackPressed = System.currentTimeMillis();
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}
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}
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